M4-38P4Z Rotek Slewing Ring Bearings - NTN BEARING CORP.

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Bearing Slewing Ring Cross References

Series:99000
Cone Part Number:99500
Cup Part Number:99098X
Design Units:Imperial
Bearing Weight:14.8 Kg
Cage Type:Stamped Steel
d:127 mm
D:250 mm
B - Cone Width:66.675 mm
C - Cup Width:47.625 mm
B:66.675 mm
R - Cone Backface To Clear Radius1:6.35 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:149.10 mm
db - Cone Backface Backing Diameter:159 mm
Da - Cup Frontface Backing Diameter:238.30 mm
Db - Cup Backface Backing Diameter:226.06 mm
Ab - Cage-Cone Frontface Clearance:4.8 mm
Aa - Cage-Cone Backface Clearance:8.6 mm
a - Effective Center Location3:-12.2 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:38500 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:148000 lbf
C0 - Static Radial Rating:231000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:26800 lbf
K - Factor7:1.43
e - ISO Factor8:0.41
Y - ISO Factor9:1.47
G1 - Heat Generation Factor (Roller-Raceway):555.5
G2 - Heat Generation Factor (Rib-Roller End):73.5
Cg - Geometry Factor:0.146

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NTN BEARING CORP.: Address1-2-16 Kyomachibori, Nishi-ku, Osaka-shi, Osaka 520-03653, Japan; Phone(Working Time)753-298-1258; Fax

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Stock Categories

Technical Articles

angular contact ball bearings

cylindrical roller bearings

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